Counter Strike Online Wiki

UMP45 (Universal Machine Pistol .45 ACP) is a Germany submachine gun in Counter-Strike series and Counter-Strike Online. It was added into the game since original Counter-Strike 1.0.


The UMP45 can hold up to 25 rounds of .45 ACP. It has high accuracy but medium penetration power. It was designed as a successor to the MP5.

After the Free Update patch, this weapon becomes a free default weapon in all player's inventories.



  • Has lower magazine capacity than other SMGs
  • Expensive cartridge ($25 for 12 rounds)
  • Long reload time
  • Low rate of fire for a submachine gun



  • France: The UMP45 Snake is seen carried by a GIGN operative.
  • Germany: Used by GSG-9.
  • USA: Used by the SEALs.

Tactics using UMP45

  • In close combat, strafe and fire with this weapon as its recoil does not change.
  • Crouch and continuously fire the UMP45 to the enemy's gut. Usually, the fifth shot will kill the enemy.
  • Never fire bursts with this weapon.


UMP45 Snake

Snake decoration of UMP45. Can be obtained from Snake Year event. This weapon can be obtained for free during Lunar New Year Event. UMP45 Snake shares the same attribute with original UMP45 except for sounds and animations.


SKULL-3 is an anti-Zombie version of UMP45. Hold 10 extra rounds and can be dual-wielded. Does higher damage and fire rate but heavier. Can zoom via scope.

How to obtain UMP45 Snake

You need to collect 2 letters:

Alphabet Task
Texty01 ump45.png ???
Texty02 ump45.png ???

Alphabet Task
Texty01.png ???
Texty02.png ???


Firing sound

Reload sound


  • The model shows the fire selector is on "safe" mode, which means it cannot be fired at all.
  • The textures of UMP45 Snake is just the modification of SKULL-3.
  • The Snake variant's inserting-the-new-magazine animation is similiar to AWP Elven Ranger's.

External links